Home / 986,329.44-1,483,014.96-908,384.40

Finding the Fourth Proportional to 986,329.44, 1,483,014.96 and 908,384.40

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Solution

The fourth proportional to 986,329.44, 1,483,014.96 and 908,384.40 is: 1,365,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,329.44 : 1,483,014.96 = 908,384.40 : x
  2. Step 2: Convert to fraction form
    986,329.44/1,483,014.96 = 908,384.40/x
  3. Step 3: Cross multiply
    986,329.44x = 1,483,014.96 × 908,384.40
  4. Step 4: Simplify right side
    986,329.44x = 1,347,147,654,630.62
  5. Step 5: Solve for x
    x = 1,347,147,654,630.62/986,329.44
  6. Step 6: Final answer
    x = 1,365,819.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.